Cookies are small data files that are sent to your browser and pixel tags are used to read such cookies. Most internet browsers automatically accept cookies but you can delete existing cookies from your browser and, by editing your internet browser options, choose not to receive cookies in future.
For information on how to delete and control cookies set by the ZSL website please visit www.aboutcookies.org . These guides will allow you to prevent cookies from being set through your browser settings.
Please note that if you do opt to reject cookies any personalised functionality of this website, for example the shop, will not operate correctly.
Third party cookies
To improve interaction with various websites such as You tube, Face book and Twitter, we sometimes embed content and share functionality from these websites into the ZSL site. Pages with this embedded content or share buttons may set a cookie from these third party websites.
ZSL does not control the setting of these cookies. You should check the relevant third party website for more information about these.
You can manage the use of third party cookies set by advertisers on the Your online choices site.
ZSL uses Google Analytics to collect data about traffic through the ZSL website via Google advertising cookies and anonymous identifiers. In addition to data collected through a standard Google Analytics implementation, ZSL uses the following advertising features: Remarketing with Google Analytics, Google Display Network Impression Reporting, DoubleClick Platform integrations & Google Analytics Demographics and Interest Reporting
ZSL will not facilitate the merging of personally-identifiable information with non-personally identifiable information collected through any Google advertising product or feature unless there is robust notice of, and the user's prior affirmative (i.e., opt-in) consent to, that merger.
If you wish to opt-out of Google Analytics tracking please visit and install the Google Analytics Opt-out Browser Add-on.
ZSL website cookie list
The aim of this Cookies list is to provide you with an understanding as to what types of cookies ZSL uses on our site.
We have tried to cover all cookies in this list that we or our technology partners use. Please be aware that there may be a delay in updating this list. If you do notice any discrepancies please be sure to contact us and let us know.
Our tickets.zsl.org site
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These cookies are used to support our online ticketing and checkout process. The cookies are session based and are used to remember your details as you proceed through the payment process.
- www.aboutcookies.org - This web site explains how you can delete and control the cookies that are stored on your computer.
- Your online choices - Allows you to control your online behavioural advertising preferences.
- Google Policies & Principles - Information on Google cookies
- Google Analytics Opt-out Browser Add-on